{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134675",
    "entityType": "User",
    "nonce": "0xe6170ca3a80b712a6667a8c8d5412be966f97a02b7017ab1fc46089cdb83992c",
    "signature": "0xfb27942bc054c38cd89b27a993231ea70fd9488d12b24f46172bcf4917e4ff8a4d5a5fbefb5053de7f9c655702a3309794e1d4c4e767767210335aec38ac7bef1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}